Other Real Estate Assets Owned (OREO) - Rollforward (Details) - USD ($) $ in Thousands	9 Months Ended		12 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Dec. 31, 2014
Other real Estate Assets Owned Rollforward [Roll Forward]
Balance at the beginning of year, net	$ 4,051	$ 3,424	$ 3,424
Transfer of loans to other real estate owned and repossessed assets	720	$ 4,438	3,301
Sales proceeds	(677)		(2,663)
Loss on disposition	(46)		(14)
Less valuation adjustments	(177)		3
Balance at the end of year, net	$ 3,871		$ 4,051